SIT Senior Test Engineer

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Position Overview

Lenovo is a global technology leader delivering innovative infrastructure solutions across servers, storage, networking, and AI computing platforms.

Lenovo Infrastructure Solutions Group (ISG) is seeking an experienced and highly motivated System Integration Test Engineer (SIT Engineer) to drive system-level validation for next-generation enterprise servers, cloud infrastructure.

This role is responsible for developing comprehensive validation strategies, leading system integration testing activities, identifying complex hardware, firmware, and software interoperability issues, and ensuring product quality throughout the development lifecycle.

The ideal candidate will demonstrate strong technical expertise in server architecture, system integration, troubleshooting, and validation methodology, with the ability to independently drive test execution, resolve technical challenges, and collaborate effectively with global cross-functional teams.

Key Responsibilities

1. System Integration & Validation

- Lead system-level integration and validation activities for enterprise servers, cloud computing infrastructure
- Review product requirements, architecture specifications, MRDs, and design documents to identify validation requirements and potential integration risks.
- Develop and execute comprehensive validation strategies covering system functionality, compatibility, reliability, stability, and interoperability.
- Identify and implement NUDD (New, Unique, Difficult, and Different) test scenarios to uncover potential design limitations and integration issues.
- Validate interactions among CPU, memory, storage, networking, PCIe devices, firmware, operating systems, and platform management components.
- Ensure system readiness and validation quality throughout development milestones and product release cycles.

2. Test Strategy, Planning & Execution

- Own the development and delivery of test strategies, test plans, test cases, validation reports, and test completion criteria.
- Define validation scope, test coverage, resource requirements, and execution schedules based on project requirements and technical risks.
- Coordinate test resources, including engineering manpower, Systems Under Test (SUTs), hardware components, and laboratory infrastructure.
- Drive validation execution, monitor progress, and ensure timely completion of project milestones.
- Identify opportunities to improve test coverage, execution efficiency, and validation effectiveness.
- Establish repeatable validation procedures and standardized test methodologies across multiple server platforms.

3. Technical Debugging & Root Cause Analysis

- Investigate complex system integration issues involving hardware, firmware, operating systems, and device interoperability.
- Perform systematic troubleshooting through log analysis, failure reproduction, configuration comparison, and component isolation.
- Analyze issues related to BIOS/UEFI, BMC, PCIe, memory, storage, networking, system boot, power management, and platform stability.
- Collaborate with BIOS, BMC, hardware, software, and development teams to identify root causes and validate corrective actions.
- Drive defect investigation, resolution tracking, and regression verification to ensure issue closure.
- Provide technical recommendations and risk assessments based on validation findings.

4. Automation & Validation Enablement

- Develop, enhance, and maintain automated test scripts and validation tools to improve testing efficiency and repeatability.
- Identify automation opportunities and establish scalable validation solutions for emerging technologies and new platforms.
- Support laboratory environment setup, system configuration, test infrastructure deployment, and validation readiness.
- Research new server technologies, interfaces, and validation methodologies to support future product development.
- Improve test workflows, debug procedures, and knowledge-sharing practices to reduce validation cycle time and manual effort.

5. Project Ownership & Cross-functional Collaboration

- Serve as a key technical owner for system integration validation activities throughout the product development lifecycle.
- Collaborate with global engineering teams, program managers, hardware and firmware developers, and external technology partners.
- Proactively identify project risks, critical defects, schedule dependencies, and resource constraints.
- Communicate validation progress, technical findings, and issue resolution status to project stakeholders and management.
- Drive cross-functional issue resolution and ensure timely decision-making for critical technical challenges.
- Support technical knowledge transfer, validation documentation, and engineering capability development within the team.

Required Qualifications

Education & Experience

- Bachelor's degree or above in Computer Science, Electrical Engineering, Computer Engineering, or a related technical field.
- 8+ years of hands-on experience in system integration testing, server validation, hardware/software integration, or related engineering disciplines.
- Proven experience in server platform validation, system-level troubleshooting, and technical issue resolution.
- Experience in test planning, project coordination, and validation resource management.

Technical Expertise

- Strong understanding of x86 server architecture, including CPU, memory, storage, networking, and PCIe subsystems.
- Solid knowledge of BIOS/UEFI, BMC, firmware interfaces, and server management technologies.
- Familiarity with server boot processes, hardware initialization, device enumeration, and system configuration.
- Experience with system-level functional, compatibility, stress, stability, and reliability testing.
- Strong troubleshooting skills, including system log analysis, failure isolation, and root cause investigation.
- Working knowledge of Linux command-line tools, shell scripting, and system administration.

Professional Competencies

- Strong analytical thinking and structured problem-solving capabilities.
- Ability to independently manage technical tasks and drive issues to resolution.
- Excellent cross-functional communication, coordination, and interpersonal skills.
- Strong ownership, accountability, and commitment to product quality.
- Ability to manage multiple priorities in a fast-paced, dynamic development environment.
- Good written and verbal English communication skills for collaboration with global teams.

Preferred Qualifications

- Experience with AI/GPU server platforms, high-performance computing, or large-scale data center infrastructure.
- Familiarity with NVIDIA GPU platforms, GPU drivers, NVLink, NVSwitch, or GPU system validation.
- Experience with rack-level or multi-node system integration and validation.
- Knowledge of high-speed networking technologies, including Ethernet, InfiniBand, and RDMA.
- Experience with Redfish, IPMI, hardware monitoring, and remote system management.
- Proficiency in Python, Bash, or other scripting languages for test automation and debugging.
- Familiarity with Jira or similar defect tracking and project management tools.
- Experience working with ODMs, silicon vendors, and global engineering teams.
- Familiarity with server reliability, RAS, power management, thermal behavior, and stress validation.
- Experience in technical project leadership, mentoring, or cross-team coordination.